login
A316799
Number of nX6 0..1 arrays with every element unequal to 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
1
0, 33, 92, 581, 3759, 32193, 213931, 1526824, 11680344, 85121313, 623628084, 4639929927, 34299709040, 252979821754, 1872487441264, 13854162434758, 102398014970654, 757333463603656, 5601928850524723, 41425682624181338
OFFSET
1,2
COMMENTS
Column 6 of A316801.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0..1. .0..0..0..0..0..1. .0..1..1..1..1..0. .0..1..0..0..1..0
..1..1..1..1..0..1. .1..1..1..1..1..0. .1..1..0..0..0..1. .1..0..1..1..0..1
..1..0..0..1..1..1. .0..1..0..0..1..0. .0..1..1..0..1..1. .0..1..1..1..1..1
..0..0..1..1..0..0. .1..1..1..0..1..0. .0..0..0..0..0..1. .1..0..1..1..0..0
..1..0..0..0..0..1. .0..0..0..1..1..0. .1..1..1..1..1..0. .0..1..1..0..0..1
CROSSREFS
Cf. A316801.
Sequence in context: A114069 A350220 A305221 * A165378 A098938 A098923
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 14 2018
STATUS
approved